<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        input[type=checkbox]{
width: 16px;height: 16px;
background-color: #fff;border: 1px solid #84aff6;border-radius: 2px;
color : #fff;
text-align: center;line-height: 15px;
-webkit-appearance: none;appearance: none;
outline: none;
}
input[type="checkbox"]:hover{
border: 1px solid #4e8cf2 ;
}
input[type=checkbox]:checked {
color: #fff;
background-color: #000000 ;border : 1px solid #4e8cf2;
}
input[type=checkbox] :after{
content: "\2713";
}

    </style>
</head>
<body>
    <input type="checkbox" name="one" id="one">没人
</body>
</html>